/*
 * The MIT License
 * 
 * Copyright (c) 2010 Petar Petrov
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package net.vexelon.bgrates;

import java.math.BigDecimal;
import java.util.List;

import net.vexelon.bgrates.R;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;

public class CurrencyListAdapter extends ArrayAdapter<CurrencyInfo> {
	
	private List<CurrencyInfo> _items;
	
	public CurrencyListAdapter(Context context, int textViewResId, List<CurrencyInfo> items) {
		super(context, textViewResId, items);
		this._items = items;
	}
	
	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
		
		View v = convertView;
		if ( v == null ) {
			LayoutInflater li = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
			v = li.inflate(R.layout.currency_row_layout, null);
		}
		
		// set texts
		CurrencyInfo ci = _items.get(position);
		if ( ci != null ) {
			
			setResText(v, R.id.name, ci.getName());
			setResText(v, R.id.code, ci.getCode());
			setResText(v, R.id.ratio, ci.getRatio());
			
			BigDecimal rate = new BigDecimal(ci.getRate());
			String rateFull = Utils.scaleNumber(rate, Defs.SCALE_SHOW_LONG);
			setResText(v, R.id.rate, rateFull.substring(0, rateFull.length() - 3) );
			setResText(v, R.id.rate_decimals, rateFull.substring(rateFull.length() - 3, rateFull.length()) );
//			setResText(v, R.id.rate,
//					ci.getRate().length() > Defs.MAX_RATE_CHARS_SIZE ? ci.getRate().subSequence(0, Defs.MAX_RATE_CHARS_SIZE) : ci.getRate()
//					);
			
			// country ID icon
			ImageView icon = (ImageView) v.findViewById(R.id.icon);
			int imgId = ExchangeRate.getResourceFromCode(ci);
			if ( imgId != -1 ) {
				icon.setImageResource(imgId);
//				icon.setScaleType(ScaleType.FIT_XY);
//				icon.setAdjustViewBounds(true);
//				android.widget.RelativeLayout.LayoutParams lp = new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
//				lp.addRule(RelativeLayout.ALIGN_PARENT_LEFT|RelativeLayout.CENTER_VERTICAL);
//				icon.setLayoutParams(lp);
			}		
			
			// add tendency icon
			ImageView tendencyIcon = (ImageView) v.findViewById(R.id.tendency);
			tendencyIcon.setImageResource(ExchangeRate.getResourceFromTendency(ci.getTendency()));
		}
		
		return v;
	}

	private void setResText(View v, int id, CharSequence text) {
		TextView tx = (TextView)v.findViewById(id);
		if ( tx != null )
			tx.setText(text);
	}	
	
}
